Question

Which function has zeros at x = 10 and x = 2?

O f(x) = x2 - 12x + 20
O f(x) = x2 - 20x + 12
O f(x) = 5x2 + 40x + 60
O f(x) = 5x2 + 60x + 100

Answer 1

f(x) = x² - 12x + 20

Explanation:

f(x) = (x - 10)(x - 2)

f(x) = x² - 10x - 2x + 20

f(x) = x² - 12x + 20